“The book never mentions that Harry got his wand back”
right after Grawp chases away the centaurs, Ron, Ginny, Neville, and Luna find them in the forest and:
“so”, said Ron, pushing aside a low-hanging branch and holding out Harry’s wand,” had any ideas?”
“How did you get away?” asked Harry in amazement, taking his wand back from Ron.
“Couple of Stunners, a Disarming Charm, Neville brought off a really nice little Impedimenta Jinx”, said Ron airily, now handing back Hermione’s wand too. book 5, page 760
🙂 Bump 🙂